“critical angle”概念、定义、翻译-科学时代

单词	critical angle
释义	天文学词汇手册 critical angle 临界角
随便看	friable lignite friable seam friable structure friable top friar friar friar friary friary fricasseed veal fricative friction friction friction friction friction friction friction friction-abrasion testing machine frictional constant frictional current frictional damping frictional depth frictional drag frictional effect

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。